# Channels
LTE = 1
WIFI = 2
BT = 3
NFC = 4
WIRED = 5

# Applications
SPEECH_RECOGNITION = 1
NLP = 2
FACE_RECOGNITION = 3
SEARCH_REQ = 4
LANGUAGE_TRANSLATION = 5
PROC_3D_GAME = 6
VR = 7
AR = 8

# Data size scales
BYTE = 8
KB = 1024*BYTE
MB = 1024*KB
GB = 1024*MB
TB = 1024*GB
PB = 1024*TB

# CPU clock frequency scales
KHZ = 1e3
MHZ = KHZ*1e3
GHZ = MHZ*1e3

# Data transmission rate scales
KBPS = 1e3
MBPS = KBPS*1e3
GBPS = MBPS*1e3

# Time scales
MS = 1e-3


'''
arrival rate            Mbps
arrival data size       Mbps
time slot interval      sec (TBD)
Edge computation cap.   3.3*10^2~10^4
'''
